Pure Gold (Au 99.99%) vs Pure Palladium (Pd 99.9%)
Property comparison of Pure Gold (Au 99.99%) and Pure Palladium (Pd 99.9%), both precious metal.
| Property | Pure Gold (Au 99.99%) | Pure Palladium (Pd 99.9%) | Difference |
|---|---|---|---|
| Tensile strength | 130 MPa | 135 MPa | +4% |
| Elongation | 35 % | 30 % | -14% |
| Elastic modulus | 78,000 MPa | 121,000 MPa | +55% |
| Shear modulus | 27,000 MPa | 44,000 MPa | +63% |
| Poisson ratio | 0.42 | 0.39 | -7% |
| Density | 19,300 kg/m³ | 12,020 kg/m³ | -38% |
| Thermal conductivity | 314 W/m·K | 72 W/m·K | -77% |
| Specific heat | 130 J/kg·K | 245 J/kg·K | +88% |
| Coefficient of thermal expansion | 0.000014 1/K | 0.000012 1/K | -19% |
| Melting point | 1,063 °C | 1,554 °C | +46% |
Difference is Pure Palladium (Pd 99.9%) relative to Pure Gold (Au 99.99%). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- 24K / fine gold
- standard
- CRC Handbook of Chemistry and Physics
- heat treatment
- annealed
- grade
- commercially pure
- standard
- AZoM Article ID 1339 / Smithells Metals Reference Book
- heat treatment
- annealed
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